B61B 3/02
Elevated railway systems with suspended vehicles: with self-propelled vehicles
Official title: with self-propelled vehicles
B61B3/02 (Elevated railway systems with suspended vehicles: with self-propelled vehicles) appears on 263 US grants and 303 published applications in this corpus.
Search patents in B61B- Granted patents
- 263
- Published applications
- 303
- Assignees
- 118
- Inventors
- 538
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 3 | 4 |
| 2005 | 0 | 3 |
| 2006 | 1 | 2 |
| 2007 | 2 | 3 |
| 2008 | 1 | 2 |
| 2009 | 3 | 5 |
| 2010 | 4 | 2 |
| 2011 | 2 | 6 |
| 2012 | 3 | 6 |
| 2013 | 6 | 10 |
| 2014 | 9 | 9 |
| 2015 | 11 | 11 |
| 2016 | 5 | 19 |
| 2017 | 14 | 19 |
| 2018 | 17 | 18 |
| 2019 | 20 | 15 |
| 2020 | 16 | 19 |
| 2021 | 15 | 20 |
| 2022 | 14 | 31 |
| 2023 | 6 | 27 |
| 2024 | 33 | 23 |
| 2025 | 22 | 22 |
| 2026 | 21 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Modular transportation system with aerodynamic lift augmented traction vehicles36US 4,841,871 A1989
- Monorail transportation system and vehicle for traveling thereon36US 5,592,883 A1997
- Lift systems with continuous in-rail charging34US 8,978,905 B2Liko Research & Development AB · 2015
- Transportation system29US 4,503,778 A1985
- Crane trolley27US 4,423,685 AMannesmann Aktiengesellschaft · 1984